package cn_cvs;

import org.apache.ibatis.io.Resources;
import org.apache.ibatis.session.SqlSession;
import org.apache.ibatis.session.SqlSessionFactory;
import org.apache.ibatis.session.SqlSessionFactoryBuilder;

import java.io.IOException;
import java.io.InputStream;

public class MyBatisUtil {
    private  static SqlSessionFactory factory;
    private static SqlSessionFactory factor = factory ;

    static{
        try {
            InputStream is = Resources.getResourceAsStream("myBatis-config.xml");
            factor = new SqlSessionFactoryBuilder().build(is);
        } catch (IOException e) {
            throw new  RuntimeException("初始化失败",e);
        }
    }
    public static SqlSession createSqlSession(){
        return factory.openSession(false);
    }
    public static void closerSqlSession(SqlSession sqlSession){
        if (sqlSession !=null)sqlSession.close();
    }
}
